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4-10
Chapter 4. BASIC OPERATION
4 - 3
Selecting the Operating Mode
Operating mode selection
Three kinds of valve operating modes are provided, "control mode,"
"fully closed mode," and "fully open mode." The factory setting is the
control mode.
The operating mode can be forcibly changed to "fully closed mode"
(valve is fully closed) or "fully open mode" (valve is fully open).
As shown in the diagram below, the mode is changed alternately be-
tween the control mode and fully closed mode every time the
[RUN]
key is pressed.
Additionally, to change the mode from the control mode to the fully
open mode, keep the
[RUN]
key pressed for 2 seconds or more.
Control mode
Fully closed mode
Fully open mode
[RUN] key
(2 s or more)
[RUN] key
(less than 2 s)
[RUN] key
(2 s or more)
[RUN] key
(less than 2 s)
[RUN] key
(less than 2 s)
Operating mode display
The operating mode is shown on the 7-segment display during instan-
taneous flow rate display. Additionally, the OK lamp blinks in the fully
open mode.
Operation mode 7-segment display
OK lamp
Remarks
Fully closed mode
0FF
Out
0FF
is always displayed after checking
that the flow rate is zero (0).
Control mode
0
Out or lit
0
is displayed for approximately 1
second when the mode changes to the
control mode.
Fully open mode
FULL
Blinking
FULL
is displayed for approximately 1
second when the mode transits to the
fully open mode.
Note(Advanced use, Selecting the operating mode through external input)
•
When "operating mode change (5, 6, or 8)" is selected for external
contact input function assignment
C-
10
to
C-
12
in the function
setup, the operating mode can be changed through external contact
input.
•
If “1” or “5” (operation mode switching) is selected for external
3-way switching input function
C-09
in the function setup, the op-
eration mode can be switched by external 3-way switching input.
For details on how to set up functions,
Содержание Micro Flow MQV0005
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Страница 71: ...7 1 Chapter 7 SPECIFICATIONS Individual specifications Please go to the next page...
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Страница 90: ...Specifications are subject to change without notice 10 1st edition Dec 2006 U 4th edition June 2019 V...